But the tattoo fanatic's boring outfit wasn't what caught our eyes; some prankster left a message for KStew! The scrawled messaged, which read "I (heart) Rob)" was left on the hood of the actress' dirty truck. Was it a practical joke from a fan, a revenge note from Rupert Sanders (the director Stewart cheated on Pattinson with) or is the brunette beauty trying to send a message to her ex?